Defensive publication



DEFENSIVE PUBLICATION UNITED STATES PATENT OFFICE Published at therequest of the applicant or owner in accordance with the Notice of Dec.16, 1969, 869 O.G. 687. The abstracts of Defensive Publicationapplications are identified by distinctly numbered series and arearranged chronologically. The heading of each abstract indicates thenumber of pages of specification, including claims and sheets ofdrawings contained in the application as originally filed. The files ofthese applications are available to the public for inspection andreproduction may be purchased for 30 cents a sheet.

Defensive Publication applications have not been examined as to themerits of alleged invention. The Patent Oflice makes no assertion as tothe novelty of the disclosed subject matter.

PUBLISHED JUNE 2, 1970 T875,001 TEXTILE FIBER FINISH CONTAINING BIOCIDEAND FUNGICIDE Robert Tilden Burrns and Neil Lamar Finch, Sr., Kinston,

N.C., assignors to E. I. du Pont de Nemours and Company, Wilmington,Del., a corporation of Delaware Filed Sept. 27, 1968, Ser. No. 763,395Int. Cl. D06m 13/34, 13/28 U.S. Cl. 252-8.8 No Drawing. 17 PagesSpecification Fibers having on their surfaces a lubricating compositioncomprising a finish base and an eifective amount of2,2-thiobis-(4,6-dichloropheno1)bactericide, and 3,5-dimethyltetrahydro-1,3,5,2H-thiadiazine-2 thione fungicide resistfungus and bacteria, discoloration, oxidation and abrasion inprocessing. The finish base is a wax with an oil carrier; the followingis a preferred finish base format1on:

Parts Refined coconut oil 68.2 Polyoxyethylene/sorbitoltetraoleatelaurate 20.0 Polyoxyethylene/sorbitol septaoleate 10.0Orthophenylphenol 1.8 No. 50 white oil 350.0 Aluminum monopalmitate 8.0Oxidized polyethylene (2500 M.W.) 40.0 2,2'-thiobis(4-methy1-6-tertiarybutyl phenol) 2.0

The hactericide and fungicide are effective in amounts of about 0.25%each by Weight of the finish base. The invention is particularly usefulfor fibers used in making ropes.

